ALTER TABLE leltar ADD COLUMN polc_cim character varying(20);
ALTER TABLE leltar ADD COLUMN letrejott timestamp without time zone;
ALTER TABLE leltar ALTER COLUMN letrejott SET DEFAULT now();
ALTER TABLE leltar ADD COLUMN modosult timestamp without time zone;
ALTER TABLE leltar ALTER COLUMN modosult SET DEFAULT now();
ALTER TABLE leltar ADD COLUMN lejarat timestamp without time zone;
ALTER TABLE leltar ADD COLUMN c_userid character varying(20);
ALTER TABLE leltar ALTER COLUMN c_userid SET DEFAULT '';